The 1037720000, part of the WDU 2.5 GR series, is a single-level feed-through terminal featuring Klippon® Connect clamping yoke technology for secure screw connections. It is designed for a rated wire cross-section of 2.5 mm² but supports a clamping range from 0.05 mm² to 4 mm² (AWG 30-12). This terminal is rated for 800 V and 24 A according to IEC standards and is constructed from grey Wemid material with a UL 94 V-0 flammability rating. It operates reliably across a wide temperature range from -50°C to 130°C. Designed for snap-on mounting to a TS 35 rail, it is suitable for a variety of industrial control and power distribution applications, including those requiring ATEX and IECEx certification.